Tos-PEG4-NH-Boc CAS 1246999-33-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1246999-33-6 |
| Molecular Formula | C20H33NO8S |
| Molecular Weight | 447.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Tos-PEG4-NH-Boc (CAS 1246999-33-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H33NO8S. Molecular weight: 447.54 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H33NO8S |
| Molecular Weight | 447.54 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Recommended Standards
- H-Pro-Phe-Gly-Lys-OH (CAS 143547-77-7)
- N-[3-(4-Ethoxyphenyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl]-1-[3-(piperidin-4-yl)propyl]-1H-pyrazol-4-amine (CAS 1448694-02-7)
- Sisomicin (CAS 32385-11-8)
- 2-((5-Bromo-4-methylpyridin-2-yl)amino)-2-methylpropan-1-ol (CAS 1220030-09-0)
- Ethyl 2-amino-4-fluoro-6-methylbenzoate (CAS 2092355-67-2)
- 2-[4-(aminomethyl)-2-methoxyphenoxy]-n-ethylacetamide (CAS 926255-80-3)
- 2-Picoline-3-ethanol (CAS 1977-05-5)
- 2-(3-Chloro-4-fluorophenoxy)-4-methylphenylamine (CAS 946774-33-0)
- 1-[(4-chlorophenyl)methyl]-2,5-dihydro-1H-pyrrole-2,5-dione (CAS 34569-29-4)
- 1-His-N-a-ethylidene Semaglutide (CAS CATO-C4X-2226252)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com